move frv docs one level up

My first guess for "fujitsu" was it might be related to the
fujitsu-laptop.c driver...

Move the frv directory one level up since frv is the name of the
architecture in the Linux kernel.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S
index f926c70..99046b1 100644
--- a/arch/frv/kernel/entry.S
+++ b/arch/frv/kernel/entry.S
@@ -253,7 +253,7 @@
 	andi.p		gr5,#~PSR_ET,gr5
 
 	# set CCCR.CC3 to Undefined to abort atomic-modify completion inside the kernel
-	# - for an explanation of how it works, see: Documentation/fujitsu/frv/atomic-ops.txt
+	# - for an explanation of how it works, see: Documentation/frv/atomic-ops.txt
 	andi		gr25,#~0xc0,gr25
 
 	sti		gr20,@(gr28,#REG_TBR)
@@ -445,7 +445,7 @@
 	sti		gr22,@(sp,#REG_SP)
 
 	# set CCCR.CC3 to Undefined to abort atomic-modify completion inside the kernel
-	# - for an explanation of how it works, see: Documentation/fujitsu/frv/atomic-ops.txt
+	# - for an explanation of how it works, see: Documentation/frv/atomic-ops.txt
 	movsg		cccr,gr20
 	andi		gr20,#~0xc0,gr20
 	movgs		gr20,cccr